Yes the problem appears to be crashes in the amdgpu kernel driver so please try some other kernel versions and tell us which have or don't have the same bug:
https://kernel.ubuntu.com/~kernel-ppa/mainline/?C=M;O=D ** Summary changed: - Freeze when resuming from automatic suspension to RAM + [amdgpu] kernel crash when resuming from automatic suspension to RAM ** Package changed: gnome-shell (Ubuntu) => linux (Ubuntu) ** Tags added: amdgpu ** Tags added: resume suspend-resume -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1917674 Title: [amdgpu] kernel crash when resuming from automatic suspension to RAM To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1917674/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
